C22C 5/02
Alloys based on gold
C22C5/02 (Alloys based on gold) appears on 413 US grants and 450 published applications in this corpus.
Search patents in C22C- Granted patents
- 413
- Published applications
- 450
- Assignees
- 308
- Inventors
- 1,019
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 1 |
| 2002 | 5 | 13 |
| 2003 | 5 | 5 |
| 2004 | 4 | 6 |
| 2005 | 5 | 8 |
| 2006 | 4 | 9 |
| 2007 | 4 | 15 |
| 2008 | 5 | 9 |
| 2009 | 4 | 16 |
| 2010 | 8 | 23 |
| 2011 | 8 | 19 |
| 2012 | 16 | 15 |
| 2013 | 15 | 27 |
| 2014 | 9 | 33 |
| 2015 | 17 | 29 |
| 2016 | 16 | 31 |
| 2017 | 27 | 27 |
| 2018 | 16 | 27 |
| 2019 | 27 | 21 |
| 2020 | 21 | 23 |
| 2021 | 18 | 27 |
| 2022 | 18 | 21 |
| 2023 | 25 | 18 |
| 2024 | 20 | 11 |
| 2025 | 11 | 6 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated recovery of metals from complex substrates22 Sep 2026US 12,742,224 B2Yava International Inc.
- Piece of jewelry5 May 2026US 12,618,123 B2Egf—Eduard G. Fidel GmbH
- Cold spray additive manufacturing of multi-material electrical contacts28 Apr 2026US 12,611,712 B2Eaton Intelligent Power Limited
- Noble metal vapor deposition material28 Apr 2026US 12,612,695 B2Matsuda Sangyo Company Limited
- Noble metal vapor deposition material28 Apr 2026US 12,612,696 B2Matsuda Sangyo Company Limited
- Method of making and limiting color change in a gold alloy8 Oct 2026US 2026/0308720 A1Nivarox-FAR S. A.
- Solder ball13 Aug 2026US 2026/0233346 A1Nippon Micrometal Corporation
- Noble metal vapor deposition material6 Aug 2026US 2026/0226610 A1Matsuda Sangyo Company Limited
- Cold spray additive manufacturing of multi-material electrical contacts30 Jul 2026US 2026/0216790 A1Eaton Intelligent Power Limited
- Gold alloy with deformation recovery properties30 Jul 2026US 2026/0218338 A1Argor-Heraeus SA
Most cited
By later US patents
- Expandable stent414US 6,022,370 ANumed, Inc. · 2000
- Bonding material and bonding method for electric element82US 5,794,839 ANippondenso Co., Ltd. · 1998
- Powder for manufacturing precious metal products by free forming fabrication and products79US 7,740,683 B2EOS GmbH Electro Optical Systems · 2010
- Method of producing jewelry and other precious metal products with complex geometries76US 7,891,095 B2EOS GmbH Electro Optical Systems · 2011
- Metal-porcelain dental restorations, dental veneers, dental bridges and metal foil for use therein and methods for making dental appliances73US 5,076,789 ATanaka Dental Enterprises · 1991